About the Execution of ITS-Tools.M for DES-PT-02b
Execution Summary | |||||
Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
4184.240 | 456147.00 | 1573316.00 | 248.70 | FFFFFFFFFFFFFFFF | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fko/mcc2019-input.r192-oct2-155234409300052.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fko/mcc2019-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
.................
=====================================================================
Generated by BenchKit 2-3954
Executing tool itstoolsm
Input is DES-PT-02b, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r192-oct2-155234409300052
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 232K
-rw-r--r-- 1 mcc users 3.2K Feb 9 09:26 CTLCardinality.txt
-rw-r--r-- 1 mcc users 19K Feb 9 09:26 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K Feb 5 08:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 19K Feb 5 08:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 10 17:31 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.1K Mar 10 17:31 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 97 Feb 24 15:05 GlobalProperties.txt
-rw-r--r-- 1 mcc users 335 Feb 24 15:05 GlobalProperties.xml
-rw-r--r-- 1 mcc users 2.2K Feb 4 23:15 LTLCardinality.txt
-rw-r--r-- 1 mcc users 9.7K Feb 4 23:15 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.7K Feb 4 22:33 LTLFireability.txt
-rw-r--r-- 1 mcc users 7.8K Feb 4 22:33 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.3K Feb 2 02:20 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 17K Feb 2 02:20 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Jan 29 16:06 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 13K Jan 29 16:06 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K Feb 4 22:18 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.5K Feb 4 22:18 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Jan 29 09:34 equiv_col
-rw-r--r-- 1 mcc users 4 Jan 29 09:34 instance
-rw-r--r-- 1 mcc users 6 Jan 29 09:34 iscolored
-rw-r--r-- 1 mcc users 69K Mar 10 17:31 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of booleans
BOOL_VECTOR
here is the order used to build the result vector(from text file)
FORMULA_NAME DES-PT-02b-LTLFireability-00
FORMULA_NAME DES-PT-02b-LTLFireability-01
FORMULA_NAME DES-PT-02b-LTLFireability-02
FORMULA_NAME DES-PT-02b-LTLFireability-03
FORMULA_NAME DES-PT-02b-LTLFireability-04
FORMULA_NAME DES-PT-02b-LTLFireability-05
FORMULA_NAME DES-PT-02b-LTLFireability-06
FORMULA_NAME DES-PT-02b-LTLFireability-07
FORMULA_NAME DES-PT-02b-LTLFireability-08
FORMULA_NAME DES-PT-02b-LTLFireability-09
FORMULA_NAME DES-PT-02b-LTLFireability-10
FORMULA_NAME DES-PT-02b-LTLFireability-11
FORMULA_NAME DES-PT-02b-LTLFireability-12
FORMULA_NAME DES-PT-02b-LTLFireability-13
FORMULA_NAME DES-PT-02b-LTLFireability-14
FORMULA_NAME DES-PT-02b-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1553547451916
Working with output stream class java.io.PrintStream
Using solver Z3 to compute partial order matrices.
Built C files in :
/home/mcc/execution
Running greatSPN : CommandLine [args=[/home/mcc/BenchKit//greatspn//bin/pinvar, /home/mcc/execution/gspn], workingDir=/home/mcc/execution]
Presburger conditions satisfied. Using coverability to approximate state space in K-Induction.
// Phase 1: matrix 239 rows 288 cols
invariant :-1'p18 + -1'p76 + -1'p132 + -1'p133 + -1'p134 + p135 + p136 + p144 + p145 + p146 + p154 + p155 + p156 + p182 + p183 + p184 + p185 + p186 + p187 + p188 + p189 + p190 + p191 = 0
invariant :p219 + p231 + p232 + -1'p233 + -1'p234 = 0
invariant :-1'p18 + -1'p76 + -1'p132 + -1'p133 + -1'p134 + p135 + p136 + p144 + p145 + p146 + p154 + p155 + p156 + p182 + p183 + p184 + p185 + p186 + p187 + p188 + p192 + p193 + p194 = 0
invariant :p4 + p8 + p9 + p10 + -1'p11 + -1'p12 + -1'p13 = 0
invariant :p150 + p151 + -1'p152 + -1'p153 = 0
invariant :-1'p18 + -1'p76 + -1'p132 + -1'p133 + -1'p134 + p135 + p136 + p144 + p145 + p146 + p154 + p155 + p213 + p214 + p215 + p216 + p237 + p238 + p241 + p242 = 0
invariant :-1'p18 + -1'p76 + -1'p132 + -1'p133 + -1'p134 + p135 + p136 + p144 + p145 + p146 + p154 + p243 + p244 + p245 = 0
invariant :p223 + p224 + -1'p225 + -1'p226 = 0
invariant :p19 + p20 + p21 + p55 + p56 + p58 + p60 + p65 + p67 + p69 + p70 + -1'p76 + -1'p132 + -1'p133 + -1'p134 + -1'p141 + p143 + -1'p151 + p153 + -1'p159 + -1'p181 + -1'p212 + -1'p215 + -1'p216 + -1'p237 + -1'p242 + -1'p245 + -1'p248 + -1'p249 + -1'p251 + -1'p252 + -1'p254 + -1'p255 + -1'p256 + -1'p257 + -1'p258 + -1'p259 + -1'p263 + p269 + p270 + p272 + p273 + p275 + p276 + p277 + p278 + p279 = 0
invariant :-1'p128 + -1'p129 + p130 + p131 = 0
invariant :p239 + p240 + -1'p241 + -1'p242 = 0
invariant :p162 + p174 + -1'p176 + -1'p203 + p206 + p232 + -1'p234 = 0
invariant :p167 + -1'p181 + p191 + -1'p212 + -1'p224 + p238 = 0
invariant :2'p6 + p7 + -2'p9 + -1'p10 + p139 + p143 + -1'p151 + p153 + -1'p159 + -1'p181 + -1'p212 + -1'p215 + -1'p216 + -1'p237 + -1'p242 + -1'p245 + -1'p259 + p261 + p264 + -1'p266 + p269 + p272 + p275 + p282 + p283 + p286 = 0
invariant :-1'p18 + -1'p76 + -1'p132 + -1'p133 + -1'p134 + p135 + p136 + p137 + p138 + p139 + p142 + p143 = 0
invariant :p106 + p107 + -1'p108 + -1'p109 = 0
invariant :p5 + p6 + p7 + -1'p8 + -1'p9 + -1'p10 = 0
invariant :-1'p263 + -1'p264 + p265 + p266 = 0
invariant :-1'p18 + -1'p76 + -1'p132 + -1'p133 + -1'p134 + p135 + p136 + p144 + p145 + p146 + p154 + p155 + p156 + p182 + p183 + p184 + p185 + p186 + p198 + p199 + p200 = 0
invariant :p77 + p81 + p82 + p95 + p96 + p97 + p98 + p99 + p100 + p101 + p102 + p103 + p104 + p105 + p108 + p109 + p112 + p113 + -1'p132 + -1'p133 + -1'p134 = 0
invariant :p19 + p20 + p21 + p22 + p38 + p39 + p40 + p41 + p42 + p43 + p44 + p45 + p46 + p47 + p48 + p49 + p50 + p51 + p52 + p53 + p54 + -1'p76 + -1'p132 + -1'p133 + -1'p134 = 0
invariant :p140 + p141 + -1'p142 + -1'p143 = 0
invariant :p166 + -1'p168 + -1'p191 + p194 + p224 + -1'p226 = 0
invariant :-1'p18 + -1'p76 + -1'p132 + -1'p133 + -1'p134 + p135 + p280 + p281 + p282 + p283 + p286 + p287 = 0
invariant :p222 + p225 + p226 + -1'p227 + -1'p228 = 0
invariant :p57 + p59 + p61 + p62 + -1'p65 + -1'p67 + -1'p69 + -1'p70 + p141 + -1'p143 + p151 + -1'p153 + p159 + p181 + p212 + p215 + p216 + p237 + p242 + p245 + p248 + p249 + p251 + p252 + p254 + p255 + p256 + p257 + p258 + p259 + p263 + -1'p269 + -1'p270 + -1'p272 + -1'p273 + -1'p275 + -1'p276 + -1'p277 + -1'p278 + -1'p279 = 0
invariant :p177 + -1'p181 + p206 + -1'p212 + -1'p234 + p238 = 0
invariant :p220 + p229 + p230 + -1'p231 + -1'p232 = 0
invariant :-1'p18 + -1'p76 + -1'p132 + -1'p133 + -1'p134 + p135 + p136 + p144 + p145 + p146 + p154 + p155 + p156 + p182 + p183 + p184 + p185 + p201 + p202 + p203 = 0
invariant :p19 + p20 + p63 + p64 + p65 + p66 + p67 + p68 + p69 + p70 + -1'p76 + -1'p132 + -1'p133 + -1'p134 = 0
invariant :-1'p18 + -1'p76 + -1'p132 + -1'p133 + -1'p134 + p135 + p136 + p144 + p145 + p146 + p154 + p155 + p156 + p182 + p183 + p184 + p204 + p205 + p206 = 0
invariant :-1'p18 + -1'p76 + -1'p132 + -1'p133 + -1'p134 + p135 + p136 + p144 + p145 + p146 + p154 + p155 + p156 + p182 + p183 + p207 + p208 + p209 = 0
invariant :p1 + p2 + p14 + p15 + p16 + -1'p17 + -1'p18 + -1'p76 + -1'p132 + -1'p133 + -1'p134 = 0
invariant :p217 + p235 + p236 + -1'p237 + -1'p238 = 0
invariant :-2'p6 + -1'p7 + 2'p15 + p16 + -1'p39 + -1'p41 + -1'p43 + -1'p46 + -1'p48 + -1'p53 + -1'p54 + -1'p65 + -1'p67 + -1'p69 + -1'p70 + p80 + p97 + p98 + p99 + p100 + p101 + p102 + p104 + p105 + p108 + p111 + p116 + p118 + p120 + p122 + p124 + p125 + p126 + p127 + p131 + -1'p139 + -1'p143 + p151 + -1'p153 + p159 + p181 + p212 + p215 + p216 + p237 + p240 + -1'p269 + -1'p270 + -1'p272 + -1'p273 + -1'p275 + -1'p276 + -1'p277 + -1'p278 + -1'p279 = 0
invariant :p173 + -1'p181 + p200 + -1'p212 + -1'p230 + p238 = 0
invariant :-1'p18 + -1'p76 + -1'p132 + -1'p133 + -1'p134 + p135 + p136 + p144 + p267 + p268 + p269 + p270 + p271 + p272 + p273 + p274 + p275 + p276 + p277 + p278 + p279 = 0
invariant :p19 + p20 + p21 + p22 + p23 + p31 + p32 + p33 + p34 + p35 + p36 + p37 + -1'p76 + -1'p132 + -1'p133 + -1'p134 = 0
invariant :-2'p6 + -1'p7 + 2'p9 + p10 + -1'p18 + -1'p76 + -1'p132 + -1'p133 + -1'p134 + p135 + p136 + -1'p139 + -1'p141 + p144 + p145 + p146 + p147 + p148 + -1'p151 + p152 + p153 + -1'p159 + -1'p181 + -1'p212 + -1'p215 + -1'p216 + -1'p237 + -1'p242 + -1'p245 + -1'p248 + -1'p251 + -1'p254 + -1'p259 + -1'p263 + -1'p282 + -1'p283 + p285 + -1'p286 + -1'p287 = 0
invariant :p77 + p81 + p114 + p115 + p116 + p117 + p118 + p119 + p120 + p121 + p122 + p123 + p124 + p125 + p126 + p127 + p128 + p129 + -1'p132 + -1'p133 + -1'p134 = 0
invariant :2'p6 + p7 + -2'p9 + -1'p10 + p139 + p141 + p149 + p151 + p159 + p181 + p212 + p215 + p216 + p237 + p242 + p245 + p248 + p251 + p254 + p259 + p263 + p282 + p283 + -1'p285 + p286 + p287 = 0
invariant :p164 + p170 + -1'p172 + -1'p197 + p200 + p228 + -1'p230 = 0
invariant :-1'p18 + -1'p76 + -1'p132 + -1'p133 + -1'p134 + p135 + p136 + p144 + p145 + p146 + p154 + p155 + p156 + p182 + p183 + p184 + p185 + p186 + p187 + p195 + p196 + p197 = 0
invariant :p221 + p227 + p228 + -1'p229 + -1'p230 = 0
invariant :-1'p18 + -1'p76 + -1'p132 + -1'p133 + -1'p134 + p135 + p136 + p144 + p145 + p246 + p247 + p248 + p249 + p250 + p251 + p252 + p253 + p254 + p255 + p256 + p257 + p258 + p259 + p260 + p263 + p264 = 0
invariant :p160 + p178 + -1'p180 + -1'p209 + p212 + p236 + -1'p238 = 0
invariant :p218 + p233 + p234 + -1'p235 + -1'p236 = 0
invariant :-2'p6 + -1'p7 + 2'p9 + p10 + -1'p139 + -1'p143 + p151 + -1'p153 + p159 + p181 + p212 + p215 + p216 + p237 + p242 + p245 + -1'p260 + p262 + -1'p264 + p266 + -1'p269 + -1'p272 + -1'p275 + -1'p282 + -1'p283 + -1'p286 = 0
invariant :2'p6 + p7 + -2'p15 + -1'p16 + p39 + p41 + p43 + p46 + p48 + p53 + p54 + p65 + p67 + p69 + p70 + -1'p80 + -1'p97 + -1'p98 + -1'p99 + -1'p100 + -1'p101 + -1'p102 + -1'p104 + -1'p105 + -1'p108 + p110 + -1'p112 + -1'p113 + -1'p116 + -1'p118 + -1'p120 + -1'p122 + -1'p124 + -1'p125 + -1'p126 + -1'p127 + -1'p131 + p139 + p143 + -1'p151 + p153 + -1'p159 + -1'p181 + -1'p212 + -1'p215 + -1'p216 + -1'p237 + -1'p240 + p269 + p270 + p272 + p273 + p275 + p276 + p277 + p278 + p279 = 0
invariant :p19 + p71 + p72 + p73 + p74 + p75 + -1'p76 + -1'p132 + -1'p133 + -1'p134 = 0
invariant :-1'p18 + -1'p76 + -1'p132 + -1'p133 + -1'p134 + p135 + p136 + p144 + p145 + p146 + p154 + p155 + p156 + p157 + p158 + p159 + p180 + p181 = 0
invariant :p169 + -1'p181 + p194 + -1'p212 + -1'p226 + p238 = 0
invariant :p161 + p176 + -1'p178 + -1'p206 + p209 + p234 + -1'p236 = 0
invariant :p175 + -1'p181 + p203 + -1'p212 + -1'p232 + p238 = 0
invariant :p0 + p17 + p18 + p76 + p132 + p133 + p134 = 1
invariant :p3 + p11 + p12 + p13 + -1'p14 + -1'p15 + -1'p16 = 0
invariant :p284 + p285 + -1'p286 + -1'p287 = 0
invariant :p163 + p172 + -1'p174 + -1'p200 + p203 + p230 + -1'p232 = 0
invariant :p165 + p168 + -1'p170 + -1'p194 + p197 + p226 + -1'p228 = 0
invariant :p77 + p78 + p79 + p80 + -1'p132 + -1'p133 + -1'p134 = 0
invariant :p171 + -1'p181 + p197 + -1'p212 + -1'p228 + p238 = 0
invariant :p179 + -1'p181 + p209 + -1'p212 + -1'p236 + p238 = 0
invariant :-1'p18 + -1'p76 + -1'p132 + -1'p133 + -1'p134 + p135 + p136 + p144 + p145 + p146 + p154 + p155 + p156 + p182 + p210 + p211 + p212 = 0
invariant :p19 + p20 + p21 + p22 + p23 + p24 + p25 + p26 + p27 + p28 + p29 + p30 + -1'p76 + -1'p132 + -1'p133 + -1'p134 = 0
invariant :p77 + p81 + p82 + p83 + p84 + p85 + p86 + p87 + p88 + p89 + p90 + p91 + p92 + p93 + p94 + -1'p132 + -1'p133 + -1'p134 = 0
P-invariant computation with GreatSPN timed out. Skipping.
Running greatSPN : CommandLine [args=[/home/mcc/BenchKit//greatspn//bin/RGMEDD2, /home/mcc/execution/gspn, -META, -varord-only], workingDir=/home/mcc/execution]
Run of greatSPN captured in /home/mcc/execution/outPut.txt
Using order generated by GreatSPN with heuristic : META
Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.201903251645/bin/its-ltl-linux64, --gc-threshold, 2000000, -i, /home/mcc/execution/LTLFireability.pnml.gal, -t, CGAL, -LTL, /home/mcc/execution/LTLFireability.ltl, -c, -stutter-deadlock, --load-order, /home/mcc/execution/model.ord], workingDir=/home/mcc/execution]
its-ltl command run as :
/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.201903251645/bin/its-ltl-linux64 --gc-threshold 2000000 -i /home/mcc/execution/LTLFireability.pnml.gal -t CGAL -LTL /home/mcc/execution/LTLFireability.ltl -c -stutter-deadlock --load-order /home/mcc/execution/model.ord
Read 16 LTL properties
Successfully loaded order from file /home/mcc/execution/model.ord
Checking formula 0 : !((F(X("(p103>=1)"))))
Formula 0 simplified : !FX"(p103>=1)"
Running compilation step : CommandLine [args=[gcc, -c, -I/home/mcc/BenchKit//lts_install_dir//include, -I., -std=c99, -fPIC, -O2, model.c], workingDir=/home/mcc/execution]
Reverse transition relation is NOT exact ! Due to transitions t17, t23, t25, t27, t33, t36, t38, t41, t52, t54, t55, t56, t57, t58, t59, t60, t61, t62, t63, t64, t65, t66, t67, t68, t76, t78, t80, t83, t90, t92, t94, t96, t98, t99, t102, t109, t111, t112, t117, t118, t121, t123, t126, t128, t130, t133, t135, t137, t139, t141, t144, t146, t149, t151, t153, t154, t156, t158, t160, t162, t164, t166, Intersection with reachable at each step enabled. (destroyed/reverse/intersect/total) :0/177/62/239
Compilation finished in 3005 ms.
Running link step : CommandLine [args=[gcc, -shared, -o, gal.so, model.o], workingDir=/home/mcc/execution]
Link finished in 150 ms.
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=8, --when, --ltl, <>(X((LTLAP0==true))), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 1713 ms.
FORMULA DES-PT-02b-LTLFireability-00 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=8, -p, --pins-guards, --when, --ltl, false, --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 888 ms.
FORMULA DES-PT-02b-LTLFireability-01 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=8, -p, --pins-guards, --when, --ltl, false, --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 1711 ms.
FORMULA DES-PT-02b-LTLFireability-02 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=8, --when, --ltl, <>(X((X((LTLAP1==true)))U((LTLAP2==true)))), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 491 ms.
FORMULA DES-PT-02b-LTLFireability-03 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=8, -p, --pins-guards, --when, --ltl, []((LTLAP3==true)), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 1800 ms.
FORMULA DES-PT-02b-LTLFireability-04 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=8, --when, --ltl, (X((LTLAP4==true)))U((LTLAP5==true)), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 1203 ms.
FORMULA DES-PT-02b-LTLFireability-05 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=8, --when, --ltl, (((LTLAP6==true))U(<>((LTLAP7==true))))U(X((LTLAP8==true))), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 1244 ms.
FORMULA DES-PT-02b-LTLFireability-06 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=8, -p, --pins-guards, --when, --ltl, false, --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 1253 ms.
FORMULA DES-PT-02b-LTLFireability-07 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=8, --when, --ltl, [](X(([]((LTLAP9==true)))U((LTLAP10==true)))), --buchi-type=spotba], workingDir=/home/mcc/execution]
Computing Next relation with stutter on 3.30067e+06 deadlock states
LTSmin run took 149165 ms.
FORMULA DES-PT-02b-LTLFireability-08 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=8, -p, --pins-guards, --when, --ltl, false, --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 1203 ms.
FORMULA DES-PT-02b-LTLFireability-09 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=8, -p, --pins-guards, --when, --ltl, false, --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 778 ms.
FORMULA DES-PT-02b-LTLFireability-10 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=8, --when, --ltl, <>(X(X((LTLAP11==true)))), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 94928 ms.
FORMULA DES-PT-02b-LTLFireability-11 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=8, -p, --pins-guards, --when, --ltl, []((LTLAP12==true)), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 1136 ms.
FORMULA DES-PT-02b-LTLFireability-12 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=8, -p, --pins-guards, --when, --ltl, <>((LTLAP9==true)), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 1716 ms.
FORMULA DES-PT-02b-LTLFireability-13 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=8, --when, --ltl, ([]([](<>((LTLAP13==true)))))U((X((LTLAP14==true)))U(<>((LTLAP15==true)))), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 705 ms.
FORMULA DES-PT-02b-LTLFireability-14 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=8, --when, --ltl, ((X((LTLAP16==true)))U([]((LTLAP9==true))))U(<>([]([]((LTLAP17==true))))), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 495 ms.
FORMULA DES-PT-02b-LTLFireability-15 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
ITS tools runner thread asked to quit. Dying gracefully.
BK_STOP 1553547908063
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/
+ BINDIR=/home/mcc/BenchKit/
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsminpath /home/mcc/BenchKit//lts_install_dir/ -greatspnpath /home/mcc/BenchKit//greatspn/ -order META -manyOrder -smt
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ /home/mcc/BenchKit//itstools/its-tools -data /home/mcc/execution/workspace -pnfolder /home/mcc/execution -examination LTLFireability -z3path /home/mcc/BenchKit//z3/bin/z3 -yices2path /home/mcc/BenchKit//yices/bin/yices -its -ltsminpath /home/mcc/BenchKit//lts_install_dir/ -greatspnpath /home/mcc/BenchKit//greatspn/ -order META -manyOrder -smt -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=/tmp/.eclipse -Xss8m -Xms40m -Xmx8192m -Dfile.encoding=UTF-8 -Dosgi.requiredJavaVersion=1.6
Mar 25, 2019 8:57:38 PM fr.lip6.move.gal.application.Application start
INFO: Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -z3path, /home/mcc/BenchKit//z3/bin/z3, -yices2path, /home/mcc/BenchKit//yices/bin/yices, -its, -ltsminpath, /home/mcc/BenchKit//lts_install_dir/, -greatspnpath, /home/mcc/BenchKit//greatspn/, -order, META, -manyOrder, -smt]
Mar 25, 2019 8:57:39 PM fr.lip6.move.gal.application.MccTranslator transformPNML
INFO: Parsing pnml file : /home/mcc/execution/model.pnml
Mar 25, 2019 8:57:39 PM fr.lip6.move.gal.nupn.PTNetReader loadFromXML
INFO: Load time of PNML (sax parser for PT used): 352 ms
Mar 25, 2019 8:57:39 PM fr.lip6.move.gal.pnml.togal.PTGALTransformer handlePage
INFO: Transformed 288 places.
Mar 25, 2019 8:57:40 PM fr.lip6.move.gal.pnml.togal.PTGALTransformer handlePage
INFO: Transformed 239 transitions.
Mar 25, 2019 8:57:40 PM fr.lip6.move.gal.pnml.togal.PnmlToGalTransformer transform
INFO: Found NUPN structural information;
Mar 25, 2019 8:57:40 PM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/model.pnml.img.gal : 29 ms
Mar 25, 2019 8:57:40 PM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 122 ms
Mar 25, 2019 8:57:40 PM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 122 ms
Mar 25, 2019 8:57:41 PM fr.lip6.move.gal.semantics.DeterministicNextBuilder getDeterministicNext
INFO: Input system was already deterministic with 239 transitions.
Mar 25, 2019 8:57:41 PM fr.lip6.move.gal.application.StructuralToGreatSPN handlePage
INFO: Transformed 288 places.
Mar 25, 2019 8:57:41 PM fr.lip6.move.gal.application.StructuralToGreatSPN handlePage
INFO: Transformed 239 transitions.
Mar 25, 2019 8:57:41 PM fr.lip6.move.gal.semantics.DeterministicNextBuilder getDeterministicNext
INFO: Input system was already deterministic with 239 transitions.
Mar 25, 2019 8:57:42 PM fr.lip6.move.gal.gal2smt.bmc.KInductionSolver computeAndDeclareInvariants
INFO: Computed 65 place invariants in 99 ms
Mar 25, 2019 8:57:53 PM fr.lip6.move.gal.gal2smt.bmc.KInductionSolver init
INFO: Proved 288 variables to be positive in 11140 ms
Mar 25, 2019 8:57:53 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver computeAblingMatrix
INFO: Computing symmetric may disable matrix : 239 transitions.
Mar 25, 2019 8:57:53 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of disable matrix completed :0/239 took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
Mar 25, 2019 8:57:53 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of Complete disable matrix. took 16 ms. Total solver calls (SAT/UNSAT): 0(0/0)
Mar 25, 2019 8:57:53 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver computeAblingMatrix
INFO: Computing symmetric may enable matrix : 239 transitions.
Mar 25, 2019 8:57:53 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of Complete enable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
Mar 25, 2019 8:57:59 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver computeCoEnablingMatrix
INFO: Computing symmetric co enabling matrix : 239 transitions.
Mar 25, 2019 8:58:01 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of co-enabling matrix(0/239) took 2392 ms. Total solver calls (SAT/UNSAT): 98(98/0)
Mar 25, 2019 8:58:06 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of co-enabling matrix(3/239) took 7774 ms. Total solver calls (SAT/UNSAT): 277(277/0)
Mar 25, 2019 8:58:10 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of co-enabling matrix(4/239) took 11077 ms. Total solver calls (SAT/UNSAT): 386(386/0)
Mar 25, 2019 8:58:11 PM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/LTLFireability.pnml.gal : 2 ms
Mar 25, 2019 8:58:11 PM fr.lip6.move.serialization.SerializationUtil serializePropertiesForITSLTLTools
INFO: Time to serialize properties into /home/mcc/execution/LTLFireability.ltl : 0 ms
Mar 25, 2019 8:58:15 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of co-enabling matrix(6/239) took 16426 ms. Total solver calls (SAT/UNSAT): 610(610/0)
Mar 25, 2019 8:58:20 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of co-enabling matrix(8/239) took 21202 ms. Total solver calls (SAT/UNSAT): 765(765/0)
Mar 25, 2019 8:58:23 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of co-enabling matrix(11/239) took 24825 ms. Total solver calls (SAT/UNSAT): 895(895/0)
Mar 25, 2019 8:58:27 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of co-enabling matrix(15/239) took 27980 ms. Total solver calls (SAT/UNSAT): 1050(1037/13)
Mar 25, 2019 8:58:30 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of co-enabling matrix(18/239) took 31439 ms. Total solver calls (SAT/UNSAT): 1192(1179/13)
Mar 25, 2019 8:58:35 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of co-enabling matrix(20/239) took 36819 ms. Total solver calls (SAT/UNSAT): 1379(1366/13)
Mar 25, 2019 8:58:39 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of co-enabling matrix(22/239) took 39882 ms. Total solver calls (SAT/UNSAT): 1562(1549/13)
Mar 25, 2019 8:58:42 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of co-enabling matrix(29/239) took 43453 ms. Total solver calls (SAT/UNSAT): 1926(1913/13)
Mar 25, 2019 8:58:46 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of co-enabling matrix(32/239) took 47018 ms. Total solver calls (SAT/UNSAT): 2088(2075/13)
Mar 25, 2019 8:58:49 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of co-enabling matrix(35/239) took 50442 ms. Total solver calls (SAT/UNSAT): 2211(2198/13)
Mar 25, 2019 8:58:52 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of co-enabling matrix(39/239) took 53846 ms. Total solver calls (SAT/UNSAT): 2349(2336/13)
Mar 25, 2019 8:58:57 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of co-enabling matrix(44/239) took 58583 ms. Total solver calls (SAT/UNSAT): 2547(2534/13)
Mar 25, 2019 8:59:01 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of co-enabling matrix(53/239) took 62553 ms. Total solver calls (SAT/UNSAT): 2688(2675/13)
Mar 25, 2019 8:59:05 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of co-enabling matrix(56/239) took 66103 ms. Total solver calls (SAT/UNSAT): 2764(2751/13)
Mar 25, 2019 8:59:08 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of co-enabling matrix(60/239) took 69461 ms. Total solver calls (SAT/UNSAT): 2832(2819/13)
Mar 25, 2019 8:59:11 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of co-enabling matrix(67/239) took 72695 ms. Total solver calls (SAT/UNSAT): 2912(2899/13)
Mar 25, 2019 8:59:14 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of co-enabling matrix(80/239) took 75793 ms. Total solver calls (SAT/UNSAT): 3007(2994/13)
Mar 25, 2019 8:59:19 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of co-enabling matrix(82/239) took 80737 ms. Total solver calls (SAT/UNSAT): 3161(3139/22)
Mar 25, 2019 8:59:24 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of co-enabling matrix(83/239) took 85796 ms. Total solver calls (SAT/UNSAT): 3311(3286/25)
Mar 25, 2019 8:59:28 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of co-enabling matrix(85/239) took 88986 ms. Total solver calls (SAT/UNSAT): 3414(3389/25)
Mar 25, 2019 8:59:32 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of co-enabling matrix(89/239) took 93325 ms. Total solver calls (SAT/UNSAT): 3612(3587/25)
Mar 25, 2019 8:59:36 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of co-enabling matrix(93/239) took 97625 ms. Total solver calls (SAT/UNSAT): 3754(3729/25)
Mar 25, 2019 8:59:40 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of co-enabling matrix(97/239) took 100981 ms. Total solver calls (SAT/UNSAT): 3880(3855/25)
Mar 25, 2019 8:59:43 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of co-enabling matrix(101/239) took 104210 ms. Total solver calls (SAT/UNSAT): 3986(3961/25)
Mar 25, 2019 8:59:47 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of co-enabling matrix(105/239) took 108446 ms. Total solver calls (SAT/UNSAT): 4139(4114/25)
Mar 25, 2019 8:59:51 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of co-enabling matrix(108/239) took 112273 ms. Total solver calls (SAT/UNSAT): 4268(4243/25)
Mar 25, 2019 8:59:54 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of co-enabling matrix(117/239) took 115318 ms. Total solver calls (SAT/UNSAT): 4368(4343/25)
Mar 25, 2019 8:59:57 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of co-enabling matrix(141/239) took 118361 ms. Total solver calls (SAT/UNSAT): 5115(5090/25)
Mar 25, 2019 9:00:00 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of co-enabling matrix(161/239) took 121510 ms. Total solver calls (SAT/UNSAT): 5530(5505/25)
Mar 25, 2019 9:00:04 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of co-enabling matrix(171/239) took 125279 ms. Total solver calls (SAT/UNSAT): 5660(5635/25)
Mar 25, 2019 9:00:08 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of co-enabling matrix(176/239) took 129859 ms. Total solver calls (SAT/UNSAT): 5789(5762/27)
Mar 25, 2019 9:00:11 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of co-enabling matrix(180/239) took 132867 ms. Total solver calls (SAT/UNSAT): 5868(5840/28)
Mar 25, 2019 9:00:15 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of co-enabling matrix(188/239) took 136470 ms. Total solver calls (SAT/UNSAT): 5984(5956/28)
Mar 25, 2019 9:00:18 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of co-enabling matrix(192/239) took 139483 ms. Total solver calls (SAT/UNSAT): 6090(6062/28)
Mar 25, 2019 9:00:22 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of co-enabling matrix(197/239) took 142927 ms. Total solver calls (SAT/UNSAT): 6204(6176/28)
Mar 25, 2019 9:00:25 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of co-enabling matrix(203/239) took 146309 ms. Total solver calls (SAT/UNSAT): 6295(6267/28)
Mar 25, 2019 9:00:28 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of co-enabling matrix(211/239) took 149357 ms. Total solver calls (SAT/UNSAT): 6391(6363/28)
Mar 25, 2019 9:00:31 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of co-enabling matrix(232/239) took 152375 ms. Total solver calls (SAT/UNSAT): 6484(6453/31)
Mar 25, 2019 9:00:31 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of Finished co-enabling matrix. took 152715 ms. Total solver calls (SAT/UNSAT): 6493(6462/31)
Mar 25, 2019 9:00:31 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver computeDoNotAccord
INFO: Computing Do-Not-Accords matrix : 239 transitions.
Mar 25, 2019 9:00:43 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of Completed DNA matrix. took 11449 ms. Total solver calls (SAT/UNSAT): 503(0/503)
Mar 25, 2019 9:00:43 PM fr.lip6.move.gal.gal2pins.Gal2PinsTransformerNext transform
INFO: Built C files in 181704ms conformant to PINS in folder :/home/mcc/execution
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="DES-PT-02b"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstoolsm"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-3954"
echo " Executing tool itstoolsm"
echo " Input is DES-PT-02b, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r192-oct2-155234409300052"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/DES-PT-02b.tgz
mv DES-PT-02b execution
cd execution
if [ "LTLFireability" = "GlobalProperties" ] ; then
rm -f GenericPropertiesVerdict.xml
fi
if [ "LTLFireability" = "UpperBounds" ] ; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;